chris@3: /*
chris@3:  *   SONEWS News Server
chris@3:  *   see AUTHORS for the list of contributors
chris@3:  *
chris@3:  *   This program is free software: you can redistribute it and/or modify
chris@3:  *   it under the terms of the GNU General Public License as published by
chris@3:  *   the Free Software Foundation, either version 3 of the License, or
chris@3:  *   (at your option) any later version.
chris@3:  *
chris@3:  *   This program is distributed in the hope that it will be useful,
chris@3:  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
chris@3:  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
chris@3:  *   GNU General Public License for more details.
chris@3:  *
chris@3:  *   You should have received a copy of the GNU General Public License
chris@3:  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
chris@3:  */
chris@3: 
chris@3: package org.sonews;
chris@3: 
chris@3: import java.sql.Driver;
chris@3: import java.sql.DriverManager;
chris@3: import java.util.Enumeration;
chris@3: import java.util.Date;
chris@3: import org.sonews.config.Config;
chris@3: import org.sonews.daemon.ChannelLineBuffers;
chris@3: import org.sonews.daemon.Connections;
chris@3: import org.sonews.daemon.NNTPDaemon;
chris@3: import org.sonews.feed.FeedManager;
chris@3: import org.sonews.mlgw.MailPoller;
chris@3: import org.sonews.storage.StorageBackendException;
chris@3: import org.sonews.storage.StorageManager;
chris@3: import org.sonews.storage.StorageProvider;
chris@3: import org.sonews.util.Log;
chris@3: import org.sonews.util.Purger;
chris@3: import org.sonews.util.io.Resource;
chris@3: 
chris@3: /**
chris@3:  * Startup class of the daemon.
chris@3:  * @author Christian Lins
chris@3:  * @since sonews/0.5.0
chris@3:  */
chris@3: public final class Main
chris@3: {
chris@3:   
chris@3:   private Main()
chris@3:   {
chris@3:   }
chris@3: 
chris@3:   /** Version information of the sonews daemon */
cli@15:   public static final String VERSION = "sonews/1.1.0";
chris@3:   public static final Date   STARTDATE = new Date();
chris@3:   
chris@3:   /**
chris@3:    * The main entrypoint.
chris@3:    * @param args
chris@3:    * @throws Exception
chris@3:    */
chris@3:   public static void main(String[] args) throws Exception
chris@3:   {
chris@3:     System.out.println(VERSION);
chris@3:     Thread.currentThread().setName("Mainthread");
chris@3: 
chris@3:     // Command line arguments
chris@3:     boolean feed    = false;  // Enable feeding?
chris@3:     boolean mlgw    = false;  // Enable Mailinglist gateway?
chris@3:     int     port    = -1;
chris@3:     
chris@3:     for(int n = 0; n < args.length; n++)
chris@3:     {
chris@3:       if(args[n].equals("-c") || args[n].equals("-config"))
chris@3:       {
chris@3:         Config.inst().set(Config.LEVEL_CLI, Config.CONFIGFILE, args[++n]);
chris@3:         System.out.println("Using config file " + args[n]);
chris@3:       }
chris@3:       else if(args[n].equals("-dumpjdbcdriver"))
chris@3:       {
chris@3:         System.out.println("Available JDBC drivers:");
chris@3:         Enumeration<Driver> drvs =  DriverManager.getDrivers();
chris@3:         while(drvs.hasMoreElements())
chris@3:         {
chris@3:           System.out.println(drvs.nextElement());
chris@3:         }
chris@3:         return;
chris@3:       }
chris@3:       else if(args[n].equals("-feed"))
chris@3:       {
chris@3:         feed = true;
chris@3:       }
chris@3:       else if(args[n].equals("-h") || args[n].equals("-help"))
chris@3:       {
chris@3:         printArguments();
chris@3:         return;
chris@3:       }
chris@3:       else if(args[n].equals("-mlgw"))
chris@3:       {
chris@3:         mlgw = true;
chris@3:       }
chris@3:       else if(args[n].equals("-p"))
chris@3:       {
chris@3:         port = Integer.parseInt(args[++n]);
chris@3:       }
chris@3:       else if(args[n].equals("-v") || args[n].equals("-version"))
chris@3:       {
chris@3:         // Simply return as the version info is already printed above
chris@3:         return;
chris@3:       }
chris@3:     }
chris@3:     
chris@3:     // Try to load the JDBCDatabase;
chris@3:     // Do NOT USE BackendConfig or Log classes before this point because they require
chris@3:     // a working JDBCDatabase connection.
chris@3:     try
chris@3:     {
chris@3:       StorageProvider sprov =
chris@3:         StorageManager.loadProvider("org.sonews.storage.impl.JDBCDatabaseProvider");
chris@3:       StorageManager.enableProvider(sprov);
chris@3:       
chris@3:       // Make sure some elementary groups are existing
chris@3:       if(!StorageManager.current().isGroupExisting("control"))
chris@3:       {
chris@3:         StorageManager.current().addGroup("control", 0);
cli@15:         Log.get().info("Group 'control' created.");
chris@3:       }
chris@3:     }
chris@3:     catch(StorageBackendException ex)
chris@3:     {
chris@3:       ex.printStackTrace();
chris@3:       System.err.println("Database initialization failed with " + ex.toString());
chris@3:       System.err.println("Make sure you have specified the correct database" +
chris@3:         " settings in sonews.conf!");
chris@3:       return;
chris@3:     }
chris@3:     
chris@3:     ChannelLineBuffers.allocateDirect();
chris@3:     
chris@3:     // Add shutdown hook
chris@3:     Runtime.getRuntime().addShutdownHook(new ShutdownHook());
chris@3:     
chris@3:     // Start the listening daemon
chris@3:     if(port <= 0)
chris@3:     {
chris@3:       port = Config.inst().get(Config.PORT, 119);
chris@3:     }
chris@3:     final NNTPDaemon daemon = NNTPDaemon.createInstance(port);
chris@3:     daemon.start();
chris@3:     
chris@3:     // Start Connections purger thread...
chris@3:     Connections.getInstance().start();
chris@3:     
chris@3:     // Start mailinglist gateway...
chris@3:     if(mlgw)
chris@3:     {
chris@3:       new MailPoller().start();
chris@3:     }
chris@3:     
chris@3:     // Start feeds
chris@3:     if(feed)
chris@3:     {
chris@3:       FeedManager.startFeeding();
chris@3:     }
chris@3: 
chris@3:     Purger purger = new Purger();
chris@3:     purger.start();
chris@3:     
chris@3:     // Wait for main thread to exit (setDaemon(false))
chris@3:     daemon.join();
chris@3:   }
chris@3:   
chris@3:   private static void printArguments()
chris@3:   {
chris@3:     String usage = Resource.getAsString("helpers/usage", true);
chris@3:     System.out.println(usage);
chris@3:   }
chris@3: 
chris@3: }